Penzel viola bow Penzel Viola bow "No.3", pernambuco Item No. P241 Manufacturer Penzel Penzel Viola bow "No.2", … Penzel viola bow "No.3", made of good pernambuco, silver, long pearl slide, frog without eye, stamped "Matthias R. Penzel" × Penzel Viola bow "No.3", pernambuco
